Auxiliary Machinery. Test 87

What is the purpose of the scum valves on the auxiliary boiler?

Where is the filter/drier unit fitted in the refirgerant line?

Should water be circulated through the main engine during a port stay, and if so why ?

Yes, circulating the auxiliary jacket water will maintain the main engine temperature.
Yes, as this will maintain watertight condition of hoses and connections.
No, as this would result in extra water consumption from main engine water leaks.
No, as this will prevent the auxiliary engines attaining the correct temperature.

What does the sight glass indicate in a refrigerator system?

What best describes the boiler 'easing gear'?

Review Answers